CN220116383U - Integrated composite filter element - Google Patents
Integrated composite filter element Download PDFInfo
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- CN220116383U CN220116383U CN202321426488.5U CN202321426488U CN220116383U CN 220116383 U CN220116383 U CN 220116383U CN 202321426488 U CN202321426488 U CN 202321426488U CN 220116383 U CN220116383 U CN 220116383U
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- water
- filter
- wall
- membrane
- filtering
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- 239000002131 composite material Substances 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 173
- 239000012528 membrane Substances 0.000 claims abstract description 86
- 238000001914 filtration Methods 0.000 claims abstract description 63
- 238000011045 prefiltration Methods 0.000 claims abstract description 36
- 239000002351 wastewater Substances 0.000 claims description 38
- 229920000742 Cotton Polymers 0.000 claims description 20
- 238000001223 reverse osmosis Methods 0.000 claims description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- 230000005764 inhibitory process Effects 0.000 claims description 10
- 230000002401 inhibitory effect Effects 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 6
- 238000000746 purification Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses an integrated composite filter element, which comprises a shell, an RO membrane filter element and a pre-filter module, wherein the RO membrane filter element is arranged on the shell; the shell is provided with a front-mounted water filtering cavity, and the RO membrane filter core is arranged in the front-mounted water filtering cavity. The integrated composite filter element integrates the RO membrane filter element and the front-end filter module together, so that the number of the integral filter elements in the water purifier is reduced, the space inside the water purifier is saved, and the problem that the water purifier occupies a large space is solved. In the prior art, the RO membrane filter core and the pre-filter module are compounded in the length direction, and the pre-filter module is arranged in the RO membrane filter core according to the scheme, so that the radius of the compound filter core is increased, and compared with the mode of prolonging the length of the compound filter core to increase the volume, the problem that the length of the compound filter core is overlarge is avoided, thereby avoiding the situation that the installation position of the water purification system is limited.
Description
Technical Field
The utility model relates to the field of filter elements, in particular to an integrated composite filter element.
Background
At present, along with the development of society, people pay more attention to health problems, and as tap water contains a lot of substances which are unfavorable for health, more people can set up water purifying equipment in families to filter the tap water.
Before water enters the RO membrane filter core to carry out reverse osmosis filtration, the water needs to be subjected to pre-filtration, so that impurities in the water are prevented from being remained in the RO membrane, and the service life of the RO membrane is prevented from being influenced. However, in the prior art, the activated carbon filter element, the PP cotton filter element and the RO membrane filter element are respectively provided with a plurality of filter bottles, the plurality of filter bottles are installed below the kitchen basin, and a plurality of filter bottles occupy a large amount of storage space of the kitchen. In the prior art, a structure of compounding an RO membrane filter core and a pre-filtering module in the length direction appears, and when the structure has the problem of overlarge length of the composite filter core, the installation position of the water purifying system is limited.
Disclosure of Invention
The utility model aims to provide an integrated composite filter element to solve the problems of low integration level and large whole volume of the filter element of the water purifying equipment.
To achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an integrated composite filter element, which comprises a shell, an RO membrane filter element and a pre-filter module, wherein the RO membrane filter element is arranged on the shell;
the shell is provided with a front-mounted water filtering cavity, and the RO membrane filter core is arranged in the front-mounted water filtering cavity; the RO membrane filter core comprises a filter membrane upper cover, a filter membrane structure and a water collecting pipe which are mutually communicated; the filter membrane structure is sleeved on the outer side of the water collecting pipe, and the filter membrane upper cover is covered on the top end of the filter membrane structure and the top end of the water collecting pipe; the water collecting pipe is internally provided with a containing cavity, and the pre-filtering module is arranged in the containing cavity;
the top end of the shell is provided with a water inlet interface, a primary filtering water receiving outlet, an RO membrane filter core interface, a pure water interface and a wastewater interface; the inner wall of the top of the front water filtering cavity is provided with a first water-proof ring, a second water-proof ring, a third water-proof ring and a fourth water-proof ring from inside to outside in sequence; the top of the pre-filter module is provided with a raw water inlet and a primary filter water outlet, and the raw water inlet is arranged at the periphery of the primary filter water outlet; the upper cover of the filter membrane is provided with a wastewater outlet;
the primary filter outlet is inserted into the first water-proof ring, and a primary filter channel is formed by the primary filter outlet and the inner wall of the first water-proof ring; one end of the primary filtering water channel is communicated with the primary filtering water receiving outlet, and the other end of the primary filtering water channel is communicated with the water outlet end of the pre-filtering module;
the raw water inlet is inserted into the second water-proof ring, and a raw water channel is formed by the inner wall of the raw water inlet, the inner wall of the second water-proof ring, the outer wall of the primary filter outlet and the outer wall of the first water-proof ring; one end of the raw water channel is communicated with the water inlet interface, and the other end of the raw water channel is communicated with the water inlet end of the pre-filtering module;
the water collecting pipe passes through the waste water outlet and is inserted into the third water isolating ring; the inner wall of the water collecting pipe, the inner wall of the third water-proof ring, the outer wall of the raw water inlet and the outer wall of the second water-proof ring form a pure water channel, one end of the pure water channel is communicated with the pure water interface, and the other end of the pure water channel is communicated with the pure water end of the RO membrane filter core;
the waste water outlet is inserted into the fourth water-proof ring, and a waste water channel is formed by the inner wall of the fourth water-proof ring, the inner wall of the waste water outlet, the outer wall of the water collecting pipe and the space between the outer walls of the third water-proof ring; one end of the wastewater channel is communicated with the wastewater interface, and the other end of the wastewater channel is communicated with the wastewater end of the RO membrane filter core;
the inner wall of the front-mounted filter cavity, the outer wall of the RO membrane filter core and the outer wall of the fourth water-proof ring form a reverse osmosis channel, one end of the reverse osmosis channel is communicated with the RO membrane filter core interface, and the other end of the reverse osmosis channel is communicated with the water inlet end of the RO membrane filter core.
In the integrated composite filter element, the RO membrane filter element further comprises a tailstock and a fixed ring, wherein the tailstock is assembled at the bottom opening of the water collecting pipe, and the fixed ring is sleeved at the bottom of the filter membrane structure.
In the integrated composite filter element, the shell comprises a shell body and a shell cover, wherein the water inlet interface, the primary filtering water outlet, the RO membrane filter element interface, the pure water interface and the wastewater interface are arranged at the top of the shell body, an opening is arranged at the bottom of the shell body, and the shell cover is assembled and connected to the opening of the shell body.
In the integrated composite filter element, a fixing boss is arranged at the bottom of the tailstock.
In the integrated composite filter element, the front-end filter module comprises a front-end sleeve, a front-end filter upper cover, a sleeve cover and a front-end filter group; the sleeve cover is assembled at the bottom opening of the front sleeve, and the sleeve cover and the front sleeve are matched to form a primary filter cavity; the pre-filtering upper cover and the pre-filtering group are arranged in the primary filter cavity, and the pre-filtering upper cover is covered at the top of the pre-filtering group; the top opening of the front sleeve forms a raw water inlet; the primary filter water outlet is arranged on the front-end filter upper cover, and is communicated with the water outlet end of the front-end filter group.
In the integrated composite filter element, the front-end filter module further comprises a filter group support, and the filter group support is assembled at the bottom of the front-end filter group; the top of sleeve lid is equipped with the support bulge loop, the bottom of filtering group support is equipped with the support ring, the support ring peg graft in the support bulge loop.
In the integrated composite filter element, the front-end filter group comprises paper folding PP cotton, a scale inhibition carbon rod and a PP cotton rod; the paper folding PP cotton sleeve is arranged on the outer side of the scale inhibition carbon rod, the scale inhibition carbon rod is arranged on the outer side of the PP cotton rod in a sleeved mode, and the water outlet end of the PP cotton rod is communicated with the primary filter water outlet.
One technical scheme of the utility model has the following beneficial effects:
the integrated composite filter element integrates the RO membrane filter element and the front-end filter module together, so that the number of the integral filter elements in the water purifier is reduced, the space inside the water purifier is saved, and the problem that the water purifier occupies a large space is solved. In the prior art, the RO membrane filter core and the pre-filter module are compounded in the length direction, and the pre-filter module is arranged in the RO membrane filter core according to the scheme, so that the radius of the compound filter core is increased, and compared with the mode of prolonging the length of the compound filter core to increase the volume, the problem that the length of the compound filter core is overlarge is avoided, thereby avoiding the situation that the installation position of the water purification system is limited.
Drawings
FIG. 1 is a schematic diagram of one embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of one embodiment of the present utility model;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a partial enlarged view at B in FIG. 2;
FIG. 5 is a schematic interior view of the housing in one embodiment of the utility model;
FIG. 6 is a schematic cross-sectional view of an RO membrane cartridge in one embodiment of the utility model;
in the accompanying drawings: the device comprises a shell 1, an RO membrane filter element 2 and a pre-filter module 3;
a housing body 11 and a housing cover 12; the filter membrane upper cover 21, the filter membrane structure 22, the water collecting pipe 23, the tailstock 24 and the fixing ring 25; a front sleeve 31, a front filtering upper cover 32, a sleeve cover 33 and a filtering group bracket 34; 35 parts of paper folding PP cotton, 36 parts of scale inhibition carbon rods and 37 parts of PP cotton rods;
a front filter cavity 101, a containing cavity 102 and a primary filter cavity 103; a water inlet port 111, a primary filter water outlet port 112, an RO membrane cartridge port 113, a pure water port 114, a wastewater port 115, a first water-blocking ring 116, a second water-blocking ring 117, a third water-blocking ring 118, and a fourth water-blocking ring 119; a waste water outlet 211; a fixing boss 241; a raw water inlet 311; a primary filtrate outlet 321; supporting convex ring 331 and supporting ring 341.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the terms "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly, for distinguishing between the descriptive features, and not sequentially, and not lightly.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 6, the present utility model provides an integrated composite filter element, which comprises a housing 1, an RO membrane filter element 2 and a pre-filter module 3;
the shell 1 is provided with a front-mounted water filtering cavity 101, and the RO membrane filter element 2 is arranged in the front-mounted water filtering cavity 101; the RO membrane filter core 2 comprises a filter membrane upper cover 21, a filter membrane structure 22 and a water collecting pipe 23 which are communicated with each other; the filter membrane structure 22 is sleeved on the outer side of the water collecting pipe, and the filter membrane upper cover 21 is covered on the top end of the filter membrane structure 22 and the water collecting pipe 23; the water collecting pipe 23 is internally provided with a containing cavity 102, and the pre-filtering module 3 is arranged in the containing cavity 102;
the top end of the shell 1 is provided with a water inlet interface 111, a primary filter water outlet 112, an RO membrane filter core interface 113, a pure water interface 114 and a wastewater interface 115; the top inner wall of the front water filtering cavity 101 is provided with a first water isolating ring 116, a second water isolating ring 117, a third water isolating ring 118 and a fourth water isolating ring 119 from inside to outside in sequence; the top of the pre-filter module 3 is provided with a raw water inlet 311 and a primary filter water outlet 321, and the raw water inlet 311 is arranged on the periphery of the primary filter water outlet 321; the filter membrane upper cover 21 is provided with a waste water outlet 211;
the primary filtering water outlet 321 is inserted into the first water-proof ring 116, and the primary filtering water outlet 321 and the inner wall of the first water-proof ring 116 form a primary filtering water channel; one end of the primary filtering water channel is communicated with the primary filtering water receiving outlet 112, and the other end of the primary filtering water channel is communicated with the water outlet end of the pre-filtering module 3;
the raw water inlet 311 is inserted into the second water-proof ring 117, and a raw water channel is formed by the inner wall of the raw water inlet 311, the inner wall of the second water-proof ring 117, the outer wall of the primary filtrate outlet 321 and the outer wall of the first water-proof ring 116; one end of the raw water channel is communicated with the water inlet interface 111, and the other end of the raw water channel is communicated with the water inlet end of the pre-filtering module 3;
the water collecting pipe 23 passes through the waste water outlet 211 and is inserted into the third water isolating ring 118; the inner wall of the water collecting pipe 23, the inner wall of the third water isolation ring 118, the outer wall of the raw water inlet 311 and the outer wall of the second water isolation ring 117 form a pure water channel, one end of the pure water channel is communicated with the pure water interface 114, and the other end of the pure water channel is communicated with the pure water end of the RO membrane filter core 2;
the waste water outlet 211 is inserted into the fourth water-proof ring 119, and a waste water channel is formed by the space among the inner wall of the fourth water-proof ring 119, the inner wall of the waste water outlet 211, the outer wall of the water collecting pipe 23 and the outer wall of the third water-proof ring 118; one end of the wastewater channel is communicated with the wastewater interface 115, and the other end of the wastewater channel is communicated with the wastewater end of the RO membrane filter core 2;
the inner wall of the front-mounted water filtering cavity 101, the outer wall of the RO membrane filter core 2 and the outer wall of the fourth water-proof ring 119 form a reverse osmosis channel, one end of the reverse osmosis channel is communicated with the RO membrane filter core interface 113, and the other end of the reverse osmosis channel is communicated with the water inlet end of the RO membrane filter core 2.
The integrated composite filter element integrates the RO membrane filter element 2 and the pre-filter module 3, so that the number of the integral filter elements in the water purifier is reduced, the space inside the water purifier is saved, and the problem that the water purifier occupies a large space is solved. In the prior art, the RO membrane filter core 2 and the pre-filter module 3 are compounded in the length direction, and the pre-filter module 3 is arranged in the RO membrane filter core 2 according to the scheme, so that the radius of the compound filter core is increased, and compared with the mode of prolonging the length of the compound filter core to increase the volume, the problem that the length of the compound filter core is overlarge is avoided, thereby avoiding the situation that the installation position of a water purification system is limited.
By adopting the structure, the RO membrane filter element 2 and the pre-filter module 3 independently operate and are not communicated with each other, so that the water-flowing phenomenon is avoided. Moreover, the RO membrane filter core 2 and the pre-filter module 3 are simple in installation mode and more convenient to install.
Raw water enters a raw water channel through a water inlet interface 111, and after water enters, the raw water is subjected to pre-filtration through a pre-filtration module 3, and the raw water is filtered into primary filtered water; subsequently, the primary filtered water flows to the primary filtered water receiving outlet 112 through the primary filtered water passage, and the primary filtered water flows to the external waterway plate through the primary filtered water receiving outlet 112.
When reverse osmosis filtration is carried out, primary filtered water flows to the RO membrane filter core interface 113 from an external waterway plate and then enters the front-end filter cavity 101 through the RO membrane filter core interface 113; primary filtered water enters the filter membrane structure 22 through the bottom of the RO membrane filter core 2; the side wall of the water collecting pipe 23 is provided with a through hole, pure water flows out through the through hole on the side wall of the water collecting pipe 23 after passing through the reverse osmosis membrane, and the pure water enters the pure water interface 114 through the pure water channel and is discharged out of the filter element through the pure water interface 114. While wastewater is produced from the top of the filter structure 22, directly into the wastewater channel and discharged through the wastewater port 115.
Specifically, the RO membrane filter element 2 further comprises a tailstock 24 and a fixing ring 25, the tailstock 24 is assembled at the bottom opening of the water collecting pipe 23, and the fixing ring 25 is sleeved at the bottom of the filter membrane structure 22.
The fixing ring 25 is used for fixing the filter membrane structure 22, so as to prevent the filter membrane structure 22 made of the reverse osmosis membrane from loosening after long-term use to influence the reverse osmosis effect. The tailstock 24 is used for plugging the water collecting pipe 23 to avoid the problem of water mixing of primary filtered water and pure water.
Specifically, the housing 1 includes a housing body 11 and a housing cover 12, the water inlet port 111, the primary filter outlet 112, the RO membrane filter core port 113, the pure water port 114 and the wastewater port 115 are disposed at the top of the housing body 11, an opening is disposed at the bottom of the housing body 11, and the housing cover 12 is assembled and connected to the opening of the housing body 11.
By adopting the structure, the device has simple structure and easy production, and when in installation or maintenance, workers can take out the RO membrane filter element 2 and the pre-filter module 3 by separating the shell cover 12 from the shell body 11, so that the workers can install and maintain conveniently.
Specifically, a fixing boss 241 is provided at the bottom of the tailstock 24. The housing body 11, the housing cover 12, the tailstock 24, the fixing ring 25 and the like are injection molded parts, and due to the fact that tolerance exists in the injection molded parts during production, an assembly gap may exist during assembly, and after long-time working, the filter material may be displaced due to the assembly gap, so that the filtering effect is affected. Therefore, the bottom of the tailstock 24 is provided with the fixing boss 241, when assembly tolerance occurs in part of the injection molding part, assembly interference occurs, so that when the shell body 11 and the shell cover 12 cannot be completely assembled, part of the fixing boss 241 can be melted according to actual conditions, the height of the fixing boss 241 is reduced, and the problem of assembly interference is avoided.
Further, the pre-filter module 3 comprises a pre-sleeve 31, a pre-filter upper cover 32, a sleeve cover 33 and a pre-filter group; the sleeve cover 33 is assembled on the bottom opening of the front sleeve 31, and the sleeve cover 33 and the front sleeve 31 are matched to form a primary filter cavity 103; the pre-filtering upper cover 32 and the pre-filtering group are arranged in the primary filtering cavity 103, and the pre-filtering upper cover 32 is covered on the top of the pre-filtering group; the top opening of the front sleeve 31 forms a raw water inlet 311; the primary filtering water outlet 321 is disposed on the pre-filtering upper cover 32, and the primary filtering water outlet 321 is communicated with the water outlet end of the pre-filtering group.
The top opening of the front sleeve 31 is a raw water inlet 311, and a primary filtered water outlet 321 is arranged on the front filtering upper cover 32; the sleeve cover 33 is used for blocking the bottom opening of the front sleeve 31, so as to avoid the problem of water flowing between pure water and raw water. The pre-filtering group filters raw water into primary filtered water.
Still further, the pre-filter module 3 further includes a filter group holder 34, and the filter group holder 34 is assembled at the bottom of the pre-filter group; the top of the sleeve cover 33 is provided with a supporting convex ring 331, the bottom of the filter group support 34 is provided with a supporting ring 341, and the supporting ring 341 is inserted into the supporting convex ring 331.
The filter group bracket 34 is used for fixing the pre-filter group through the cooperation of the supporting convex ring 331 and the supporting ring 341, so that the pre-filter group is prevented from being displaced to influence the pre-filter effect.
Optionally, the pre-filter group comprises a paper folding PP cotton 35, a scale inhibition carbon rod 36 and a PP cotton rod 37; the paper folding PP cotton 35 is sleeved on the outer side of the scale inhibition carbon rod 36, the scale inhibition carbon rod 36 is sleeved on the outer side of the PP cotton rod 37, and the water outlet end of the PP cotton rod 37 is communicated with the primary filter water outlet 321.
The front-end filter group is compounded with the paper folding PP cotton 35, the scale inhibition carbon rod 36 and the PP cotton rod 37, so that the front-end filter effect is enhanced.
The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will occur to those skilled in the art from consideration of this specification without the exercise of inventive faculty, and such equivalent modifications and alternatives are intended to be included within the scope of the utility model as defined in the claims.
Claims (7)
1. The integrated composite filter element is characterized by comprising a shell, an RO membrane filter element and a pre-filter module;
the shell is provided with a front-mounted water filtering cavity, and the RO membrane filter core is arranged in the front-mounted water filtering cavity; the RO membrane filter core comprises a filter membrane upper cover, a filter membrane structure and a water collecting pipe which are mutually communicated; the filter membrane structure is sleeved on the outer side of the water collecting pipe, and the filter membrane upper cover is covered on the top end of the filter membrane structure and the top end of the water collecting pipe; the water collecting pipe is internally provided with a containing cavity, and the pre-filtering module is arranged in the containing cavity;
the top end of the shell is provided with a water inlet interface, a primary filtering water receiving outlet, an RO membrane filter core interface, a pure water interface and a wastewater interface; the inner wall of the top of the front water filtering cavity is provided with a first water-proof ring, a second water-proof ring, a third water-proof ring and a fourth water-proof ring from inside to outside in sequence; the top of the pre-filter module is provided with a raw water inlet and a primary filter water outlet, and the raw water inlet is arranged at the periphery of the primary filter water outlet; the upper cover of the filter membrane is provided with a wastewater outlet;
the primary filter outlet is inserted into the first water-proof ring, and a primary filter channel is formed by the primary filter outlet and the inner wall of the first water-proof ring; one end of the primary filtering water channel is communicated with the primary filtering water receiving outlet, and the other end of the primary filtering water channel is communicated with the water outlet end of the pre-filtering module;
the raw water inlet is inserted into the second water-proof ring, and a raw water channel is formed by the inner wall of the raw water inlet, the inner wall of the second water-proof ring, the outer wall of the primary filter outlet and the outer wall of the first water-proof ring; one end of the raw water channel is communicated with the water inlet interface, and the other end of the raw water channel is communicated with the water inlet end of the pre-filtering module;
the water collecting pipe passes through the waste water outlet and is inserted into the third water isolating ring; the inner wall of the water collecting pipe, the inner wall of the third water-proof ring, the outer wall of the raw water inlet and the outer wall of the second water-proof ring form a pure water channel, one end of the pure water channel is communicated with the pure water interface, and the other end of the pure water channel is communicated with the pure water end of the RO membrane filter core;
the waste water outlet is inserted into the fourth water-proof ring, and a waste water channel is formed by the inner wall of the fourth water-proof ring, the inner wall of the waste water outlet, the outer wall of the water collecting pipe and the space between the outer walls of the third water-proof ring; one end of the wastewater channel is communicated with the wastewater interface, and the other end of the wastewater channel is communicated with the wastewater end of the RO membrane filter core;
the inner wall of the front-mounted filter cavity, the outer wall of the RO membrane filter core and the outer wall of the fourth water-proof ring form a reverse osmosis channel, one end of the reverse osmosis channel is communicated with the RO membrane filter core interface, and the other end of the reverse osmosis channel is communicated with the water inlet end of the RO membrane filter core.
2. The integrated composite filter cartridge of claim 1, further comprising a tailstock and a retaining ring, wherein the tailstock is mounted to the bottom opening of the header, and the retaining ring is sleeved to the bottom of the filter structure.
3. The integrated composite filter element according to claim 2, wherein the housing comprises a housing body and a housing cover, the water inlet port, the primary filter outlet port, the RO membrane filter core port, the pure water port and the wastewater port are arranged at the top of the housing body, an opening is arranged at the bottom of the housing body, and the housing cover is assembled and connected to the opening of the housing body.
4. An integrated composite filter element according to claim 3, wherein the bottom of the tailstock is provided with a fixing boss.
5. The integrated composite filter cartridge of claim 1, wherein the pre-filter module comprises a pre-sleeve, a pre-filter upper cover, a sleeve cover, and a pre-filter set; the sleeve cover is assembled at the bottom opening of the front sleeve, and the sleeve cover and the front sleeve are matched to form a primary filter cavity; the pre-filtering upper cover and the pre-filtering group are arranged in the primary filter cavity, and the pre-filtering upper cover is covered at the top of the pre-filtering group; the top opening of the front sleeve forms a raw water inlet; the primary filter water outlet is arranged on the front-end filter upper cover, and is communicated with the water outlet end of the front-end filter group.
6. The integrated composite filter cartridge of claim 5, wherein the pre-filter module further comprises a filter group holder, the filter group holder being mounted to a bottom of the pre-filter group; the top of sleeve lid is equipped with the support bulge loop, the bottom of filtering group support is equipped with the support ring, the support ring peg graft in the support bulge loop.
7. The integrated composite filter cartridge of claim 5, wherein the pre-filter group comprises paper folded PP cotton, scale-inhibiting carbon rod and PP cotton rod; the paper folding PP cotton sleeve is arranged on the outer side of the scale inhibition carbon rod, the scale inhibition carbon rod is arranged on the outer side of the PP cotton rod in a sleeved mode, and the water outlet end of the PP cotton rod is communicated with the primary filter water outlet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321426488.5U CN220116383U (en) | 2023-06-06 | 2023-06-06 | Integrated composite filter element |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321426488.5U CN220116383U (en) | 2023-06-06 | 2023-06-06 | Integrated composite filter element |
Publications (1)
Publication Number | Publication Date |
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CN220116383U true CN220116383U (en) | 2023-12-01 |
Family
ID=88916709
Family Applications (1)
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CN202321426488.5U Active CN220116383U (en) | 2023-06-06 | 2023-06-06 | Integrated composite filter element |
Country Status (1)
Country | Link |
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CN (1) | CN220116383U (en) |
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2023
- 2023-06-06 CN CN202321426488.5U patent/CN220116383U/en active Active
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